/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package Control;

import Business.Cart;
import Business.LineItem;
import Business.Product;
import Model.DAO;
import java.io.IOException;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 *
 * @author Nguyen Hung
 */
public class CartServlet extends HttpServlet {

    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {


        String productCode = request.getParameter("productCode");
        String quantityAsString = request.getParameter("quantity");

        int quantity = 1;
        try {
            quantity = Integer.parseInt(quantityAsString);
            if (quantity < 0) {
                quantity = 1;
            }
        } catch (NumberFormatException nfe) {
            quantity = 1;
        }
        HttpSession session = request.getSession();
        Cart cart = (Cart) session.getAttribute("cart");
        if (cart == null) {
            cart = new Cart();
            session.setAttribute("cart", cart);
        }
        Product product = new Product();
        product.setProductCode(productCode);
        product.load();
//            product.setProductCode(productCode);
//            Connection connection = DAO.getConnection();
//            PreparedStatement prepareStatement = connection.prepareStatement("select *, vendorName from product, vendor where productCode = ? and product.vendorId = vendor.vendorid");
//            prepareStatement.setString(1, productCode);
//            ResultSet rs = prepareStatement.executeQuery();
//
//            while (rs.next()) {
//                String imgage = rs.getString("image");
//                String cpu = rs.getString("cpu");
//                String ram = rs.getString("ram");
//                String hdd = rs.getString("hdd");
//                String cardmonitor = rs.getString("cardmonitor");
//                String display = rs.getString("display");
//                String wireless = rs.getString("wireless");
//                int warranty = rs.getInt("warranty");
//                String battery = rs.getString("battery");
//                String wightheight = rs.getString("weightheight");
//                String description = rs.getString("description");
//                String vendorName = rs.getString("vendorName");
//                double price = rs.getDouble("price");
//                String os = rs.getString("os");
//                String DVDWL = rs.getString("DVD-WL");

//                product.setBattery(battery);
//                product.setCardmonitor(cardmonitor);
//                product.setCpu(cpu);
//                product.setDVDWL(DVDWL);
//                product.setOS(os);
//                product.setDescription(description);
//                product.setDisplay(display);
//                product.setPrice(price);
//                product.setLanwirelessbluetooth(wireless);
//                product.setVendor(vendorName);
//                product.setWarranty(warranty);
//                product.setWeightheight(wightheight);
//                product.setImage(imgage);
//                product.setHdd(hdd);
//                product = new Product(productCode, cpu,ram,  hdd, cardmonitor, display, imgage, os, wireless, battery, wightheight, price, warranty, vendorName, DVDWL, description);
//            }
//            Product product = new Product();
//            product.setProductCode(productCode);

        LineItem lineItem = new LineItem();
        lineItem.setProduct(product);
        lineItem.setQuality(quantity);

        lineItem.setQuality(quantity);
        if (lineItem.getQuantity() > 0) {
            cart.addItem(lineItem);
        } else if (lineItem.getQuantity() <= 0) {
            cart.removeItem(lineItem);
        }


        session.setAttribute("cart", cart);

        response.sendRedirect("cart.jsp");

    }

    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException,
            IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException,
            IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
